0
|
1 |
/*
|
|
2 |
============================================================================
|
|
3 |
Name : NPRStoryXmlParser.cpp
|
|
4 |
Author : John Kern
|
|
5 |
|
|
6 |
Copyright (c) 2009 Symbian Foundation Ltd
|
|
7 |
This component and the accompanying materials are made available
|
|
8 |
under the terms of the License "Eclipse Public License v1.0"
|
|
9 |
which accompanies this distribution, and is available
|
|
10 |
at the URL "http://www.eclipse.org/legal/epl-v10.html".
|
|
11 |
|
|
12 |
Initial Contributors:
|
|
13 |
- Symbian Foundation Ltd - initial contribution
|
|
14 |
- Symsource
|
|
15 |
|
|
16 |
Contributors:
|
|
17 |
- John Kern
|
|
18 |
- Symsource
|
|
19 |
|
|
20 |
Description : Story xml parser
|
|
21 |
============================================================================
|
|
22 |
*/
|
|
23 |
|
|
24 |
#include "NPRDocument.h"
|
|
25 |
#include "NPRStoryXmlParser.h"
|
|
26 |
#include "NPRStory.h"
|
|
27 |
|
|
28 |
CNPRStoryXmlParser* CNPRStoryXmlParser::NewLC(RPointerArray<CNPRStory>* aStoryArray)
|
|
29 |
{
|
|
30 |
CNPRStoryXmlParser* self = new (ELeave) CNPRStoryXmlParser(aStoryArray);
|
|
31 |
CleanupStack::PushL(self);
|
|
32 |
self->ConstructL();
|
|
33 |
return self;
|
|
34 |
}
|
|
35 |
|
|
36 |
CNPRStoryXmlParser* CNPRStoryXmlParser::NewL(RPointerArray<CNPRStory>* aStoryArray)
|
|
37 |
{
|
|
38 |
CNPRStoryXmlParser* self = CNPRStoryXmlParser::NewLC(aStoryArray);
|
|
39 |
CleanupStack::Pop(); // self;
|
|
40 |
return self;
|
|
41 |
}
|
|
42 |
|
|
43 |
CNPRStoryXmlParser::CNPRStoryXmlParser(RPointerArray<CNPRStory>* aStoryArray)
|
|
44 |
:iStoryArray(aStoryArray)
|
|
45 |
{
|
|
46 |
// No implementation required
|
|
47 |
}
|
|
48 |
|
|
49 |
CNPRStoryXmlParser::~CNPRStoryXmlParser()
|
|
50 |
{
|
|
51 |
delete iTagName;
|
|
52 |
}
|
|
53 |
|
|
54 |
|
|
55 |
void CNPRStoryXmlParser::ConstructL()
|
|
56 |
{
|
|
57 |
iState = ENPRNewsStateIdle;
|
|
58 |
}
|
|
59 |
|
|
60 |
void CNPRStoryXmlParser::OnStartDocumentL(
|
|
61 |
const RDocumentParameters& /* aDocParam */,
|
|
62 |
TInt aErrorCode )
|
|
63 |
{
|
|
64 |
User::LeaveIfError(aErrorCode);
|
|
65 |
}
|
|
66 |
|
|
67 |
void CNPRStoryXmlParser::OnEndDocumentL(TInt aErrorCode)
|
|
68 |
{
|
|
69 |
User::LeaveIfError(aErrorCode);
|
|
70 |
}
|
|
71 |
|
|
72 |
HBufC* CNPRStoryXmlParser::Copy8To16LC(const TDesC8& aDes)
|
|
73 |
{
|
|
74 |
HBufC* buf16 = HBufC::NewLC(aDes.Length());
|
|
75 |
buf16->Des().Copy(aDes);
|
|
76 |
return buf16;
|
|
77 |
}
|
|
78 |
|
|
79 |
void CNPRStoryXmlParser::OnStartElementL(
|
|
80 |
const RTagInfo& aElement,
|
|
81 |
const RAttributeArray& aAttributes,
|
|
82 |
TInt aErrorCode )
|
|
83 |
{
|
|
84 |
User::LeaveIfError(aErrorCode);
|
|
85 |
const TDesC8& tagName = aElement.LocalName().DesC();
|
|
86 |
if (tagName.CompareF(_L8("story"))==0)
|
|
87 |
{
|
|
88 |
iStory = ETrue;
|
|
89 |
if(iTagName)
|
|
90 |
{
|
|
91 |
delete iTagName;
|
|
92 |
}
|
|
93 |
iState = ENPRNewsStateStory;
|
|
94 |
iCurrentStory = CNPRStory::NewL();
|
|
95 |
// find the story Id attribute
|
|
96 |
TInt count = aAttributes.Count();
|
|
97 |
for (TInt i = 0 ; i < count ; i++)
|
|
98 |
{
|
|
99 |
const RAttribute& attribute = aAttributes[i];
|
|
100 |
const RTagInfo& nameInfo = attribute.Attribute();
|
|
101 |
|
|
102 |
const TDesC8& localName8 = nameInfo.LocalName().DesC();
|
|
103 |
const TDesC8& value8 = attribute.Value().DesC();
|
|
104 |
|
|
105 |
HBufC* localName16 = Copy8To16LC(localName8);
|
|
106 |
HBufC* value16 = Copy8To16LC(value8);
|
|
107 |
if (localName16->CompareF(_L("id")) == 0 )
|
|
108 |
{
|
|
109 |
TLex lex(value16->Des());
|
|
110 |
TInt v = 0;
|
|
111 |
lex.Val(v);
|
|
112 |
iCurrentStory->SetStoryId( v );
|
|
113 |
}
|
|
114 |
CleanupStack::PopAndDestroy(2); // value16 and localName16
|
|
115 |
}
|
|
116 |
}
|
|
117 |
else if(iStory)
|
|
118 |
{
|
|
119 |
if(!iTagName && ((iState != ENPRNewsStateText) || (iState != ENPRNewsStateParagraph)))
|
|
120 |
{
|
|
121 |
iTagName = tagName.AllocL();
|
|
122 |
}
|
|
123 |
|
|
124 |
if (iTagName->CompareF(_L8("title"))==0 && iState == ENPRNewsStateStory)
|
|
125 |
{
|
|
126 |
iState = ENPRNewsStateTitle;
|
|
127 |
}
|
|
128 |
else if (iTagName->CompareF(_L8("teaser"))==0 && iState == ENPRNewsStateStory)
|
|
129 |
{
|
|
130 |
iState = ENPRNewsStateTeaser;
|
|
131 |
}
|
|
132 |
else if (iTagName->CompareF(_L8("thumbnail"))==0 && iState == ENPRNewsStateStory)
|
|
133 |
{
|
|
134 |
iState = ENPRNewsStateThumbnail;
|
|
135 |
}
|
|
136 |
else if (iTagName->CompareF(_L8("text"))== 0 && iState == ENPRNewsStateStory)
|
|
137 |
{
|
|
138 |
iState = ENPRNewsStateText;
|
|
139 |
}
|
|
140 |
else if (tagName.CompareF(_L8("paragraph"))== 0 && iTagName->CompareF(_L8("text"))==0)
|
|
141 |
{
|
|
142 |
iState = ENPRNewsStateParagraph;
|
|
143 |
}
|
|
144 |
else
|
|
145 |
{
|
|
146 |
iState = ENPRNewsStateIdle;
|
|
147 |
}
|
|
148 |
}
|
|
149 |
}
|
|
150 |
|
|
151 |
void CNPRStoryXmlParser::OnEndElementL(const RTagInfo& aElement, TInt aErrorCode )
|
|
152 |
{
|
|
153 |
User::LeaveIfError(aErrorCode);
|
|
154 |
const TDesC8& tagName = aElement.LocalName().DesC();
|
|
155 |
|
|
156 |
TBool result = EFalse;
|
|
157 |
|
|
158 |
if (tagName.CompareF(_L8("story"))== 0 && iState == ENPRNewsStateStory)
|
|
159 |
{
|
|
160 |
iStory = EFalse;
|
|
161 |
iState = ENPRNewsStateIdle;
|
|
162 |
iStoryArray->AppendL(iCurrentStory);
|
|
163 |
iCurrentStory = NULL;
|
|
164 |
}
|
|
165 |
else if(iTagName)
|
|
166 |
{//TO DO we can have a switch here
|
|
167 |
if (iTagName->CompareF(tagName)== 0 && iState == ENPRNewsStateTitle)
|
|
168 |
{
|
|
169 |
result = ETrue;
|
|
170 |
}
|
|
171 |
else if (iTagName->CompareF(tagName)== 0 && iState == ENPRNewsStateTeaser)
|
|
172 |
{
|
|
173 |
result = ETrue;
|
|
174 |
}
|
|
175 |
else if (iTagName->CompareF(tagName)== 0 && iState == ENPRNewsStateThumbnail)
|
|
176 |
{
|
|
177 |
result = ETrue;
|
|
178 |
}
|
|
179 |
else if (iTagName->CompareF(tagName)== 0 && iState == ENPRNewsStateText)
|
|
180 |
{
|
|
181 |
result = ETrue;
|
|
182 |
}
|
|
183 |
else if (tagName.CompareF(_L8("paragraph"))== 0 && iTagName->CompareF(_L8("text"))==0)
|
|
184 |
{
|
|
185 |
iState = ENPRNewsStateText;
|
|
186 |
}
|
|
187 |
else if (iTagName->CompareF(tagName)== 0 && iState == ENPRNewsStateIdle)
|
|
188 |
{
|
|
189 |
result = ETrue;
|
|
190 |
}
|
|
191 |
}
|
|
192 |
|
|
193 |
if(result)
|
|
194 |
{
|
|
195 |
if(iTagName)
|
|
196 |
{
|
|
197 |
delete iTagName;
|
|
198 |
iTagName = NULL;
|
|
199 |
}
|
|
200 |
iState = ENPRNewsStateStory;
|
|
201 |
}
|
|
202 |
}
|
|
203 |
|
|
204 |
void CNPRStoryXmlParser::OnContentL(const TDesC8& aBytes, TInt aErrorCode)
|
|
205 |
{
|
|
206 |
User::LeaveIfError(aErrorCode);
|
|
207 |
|
|
208 |
switch(iState)
|
|
209 |
{
|
|
210 |
case ENPRNewsStateTitle:
|
|
211 |
{
|
|
212 |
iCurrentStory->SetTitleL(aBytes);
|
|
213 |
break;
|
|
214 |
}
|
|
215 |
case ENPRNewsStateTeaser:
|
|
216 |
{
|
|
217 |
iCurrentStory->SetTeaserL(aBytes);
|
|
218 |
break;
|
|
219 |
}
|
|
220 |
case ENPRNewsStateParagraph:
|
|
221 |
{
|
|
222 |
iCurrentStory->SetTextL(aBytes);
|
|
223 |
break;
|
|
224 |
}
|
|
225 |
default:
|
|
226 |
iState = iState; // for debugging.
|
|
227 |
break;
|
|
228 |
}
|
|
229 |
}
|
|
230 |
|
|
231 |
void CNPRStoryXmlParser::OnStartPrefixMappingL(
|
|
232 |
const RString& /* aPrefix */,
|
|
233 |
const RString& /* aUri */,
|
|
234 |
TInt aErrorCode)
|
|
235 |
{
|
|
236 |
User::LeaveIfError(aErrorCode);
|
|
237 |
}
|
|
238 |
|
|
239 |
void CNPRStoryXmlParser::OnEndPrefixMappingL(const RString& /* aPrefix */, TInt aErrorCode)
|
|
240 |
{
|
|
241 |
User::LeaveIfError(aErrorCode);
|
|
242 |
}
|
|
243 |
|
|
244 |
void CNPRStoryXmlParser::OnIgnorableWhiteSpaceL(const TDesC8& /* aBytes */, TInt /* aErrorCode*/)
|
|
245 |
{
|
|
246 |
}
|
|
247 |
|
|
248 |
void CNPRStoryXmlParser::OnSkippedEntityL(const RString& /* aName */, TInt aErrorCode)
|
|
249 |
{
|
|
250 |
User::LeaveIfError(aErrorCode);
|
|
251 |
}
|
|
252 |
|
|
253 |
void CNPRStoryXmlParser::OnProcessingInstructionL(
|
|
254 |
const TDesC8& /* aTarget */ ,
|
|
255 |
const TDesC8& /* aData */ ,
|
|
256 |
TInt aErrorCode)
|
|
257 |
{
|
|
258 |
User::LeaveIfError(aErrorCode);
|
|
259 |
}
|
|
260 |
|
|
261 |
void CNPRStoryXmlParser::OnError(TInt aErrorCode)
|
|
262 |
{
|
|
263 |
User::LeaveIfError(aErrorCode);
|
|
264 |
}
|
|
265 |
|
|
266 |
TAny* CNPRStoryXmlParser::GetExtendedInterface(const TInt32 /* aUid */)
|
|
267 |
{
|
|
268 |
return NULL;
|
|
269 |
}
|